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70801010 = 2571011443
BaseRepresentation
bin1000011100001…
…01011001110010
311221020001201122
410032011121302
5121111113020
611005302242
71516540640
oct416053162
9157201648
1070801010
1136a68935
121b864982
131188c2b7
149590190
156338125
hex4385672

70801010 has 16 divisors (see below), whose sum is σ = 145647936. Its totient is φ = 24274608.

The previous prime is 70801009. The next prime is 70801019. The reversal of 70801010 is 1010807.

It is a self number, because there is not a number n which added to its sum of digits gives 70801010.

It is not an unprimeable number, because it can be changed into a prime (70801019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505652 + ... + 505791.

It is an arithmetic number, because the mean of its divisors is an integer number (9102996).

Almost surely, 270801010 is an apocalyptic number.

70801010 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

70801010 is an abundant number, since it is smaller than the sum of its proper divisors (74846926).

70801010 is a wasteful number, since it uses less digits than its factorization.

70801010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011457.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 70801010 is about 8414.3336040354. Note that the first 3 decimals coincide. The cubic root of 70801010 is about 413.6945672855.

Adding to 70801010 its reverse (1010807), we get a palindrome (71811817).

The spelling of 70801010 in words is "seventy million, eight hundred one thousand, ten".

Divisors: 1 2 5 7 10 14 35 70 1011443 2022886 5057215 7080101 10114430 14160202 35400505 70801010